函数f(x)=2sin(1/2x-π/4)的周期,振幅,初相是十分钟内回答完急啊,
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![函数f(x)=2sin(1/2x-π/4)的周期,振幅,初相是十分钟内回答完急啊,](/uploads/image/z/4617878-14-8.jpg?t=%E5%87%BD%E6%95%B0f%28x%29%3D2sin%281%2F2x-%CF%80%2F4%29%E7%9A%84%E5%91%A8%E6%9C%9F%2C%E6%8C%AF%E5%B9%85%2C%E5%88%9D%E7%9B%B8%E6%98%AF%E5%8D%81%E5%88%86%E9%92%9F%E5%86%85%E5%9B%9E%E7%AD%94%E5%AE%8C%E6%80%A5%E5%95%8A%2C)
函数f(x)=2sin(1/2x-π/4)的周期,振幅,初相是十分钟内回答完急啊,
函数f(x)=2sin(1/2x-π/4)的周期,振幅,初相是
十分钟内回答完急啊,
函数f(x)=2sin(1/2x-π/4)的周期,振幅,初相是十分钟内回答完急啊,
周期是4π,振幅是2,初相是-π/4
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